<?php

class ObjectsList extends ArrayObject {
	
	/**
	 * 
	 *@param array 
	 */
	public function __construct( ) {
		parent::__construct ( array() );
	}

	public function append ( ObjectList $param ) {
		if ( $param instanceof ObjectList ) {
			parent::append($param);
		} else {
			throw new IllegalArgumentException();
		}
	}
	
}

?>